Epson 821p - PowerLite XGA LCD Projector, Руководство пользователя

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86
Solving Problems
■
If you’re projecting from a composite or S-video source, check the
Video Signal
setting in the Signal menu. In most cases, leave it
set at
Auto
. If you’re using a 60-Hz PAL video source, change this
setting to
PAL60
. See page 57 for details.
■
Make sure the cables are securely connected at both ends.
■
If you’re projecting from a computer, select the correct resolution;
see “Compatible Computer Display Formats” on page 97.
■
If you’re projecting from a computer, press the
Auto
button on
the remote control or the
Enter
button on the projector to adjust
tracking and sync automatically. If that doesn’t work, try
adjusting the
Sync
and
Tracking
settings in the Signal menu. See
page 56.
The image is blurry.
■
Adjust the focus using the focus ring.
■
Make sure the lens cap is off.
■
There may be dirt or smears on the lens. Clean the lens as
described on page 70.
■
Make sure the lens is not fogged by condensation. You may need
to wait before using the projector after moving it from a cold
environment.
■
Make sure the projection distance is within the range described on
page 14.
■
Adjust the
Sharpness
setting on the Image menu (see page 54).
You should be able to see the effect on the screen immediately.
■
Adjust the
Brightness
and
Contrast
settings in the image menu;
see page 54.
note
If you turn on
Auto
Keystone
in the Setting
menu (see page 58) or change
the
Sharpness
setting in the
Image menu (see page 54),
you may have trouble
adjusting the focus using the
focus ring. Reset these settings
to their default values if you
want to use the focus ring; see
page 68.